diff options
Diffstat (limited to 'libjava/gnu/gcj')
| -rw-r--r-- | libjava/gnu/gcj/awt/BitMaskExtent.java | 51 | ||||
| -rw-r--r-- | libjava/gnu/gcj/awt/Buffers.java | 168 | ||||
| -rw-r--r-- | libjava/gnu/gcj/awt/ComponentDataBlitOp.java | 123 | ||||
| -rw-r--r-- | libjava/gnu/gcj/awt/GLightweightPeer.java | 134 |
4 files changed, 0 insertions, 476 deletions
diff --git a/libjava/gnu/gcj/awt/BitMaskExtent.java b/libjava/gnu/gcj/awt/BitMaskExtent.java deleted file mode 100644 index 884ab502dc9..00000000000 --- a/libjava/gnu/gcj/awt/BitMaskExtent.java +++ /dev/null @@ -1,51 +0,0 @@ -/* Copyright (C) 2000 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -package gnu.gcj.awt; - -/** - * Simple transparent utility class that can be used to perform bit - * mask extent calculations. - */ -public final class BitMaskExtent -{ - /** The number of the least significant bit of the bit mask extent. */ - public byte leastSignificantBit; - - /** The number of bits in the bit mask extent. */ - public byte bitWidth; - - /** - * Set the bit mask. This will calculate and set the leastSignificantBit - * and bitWidth fields. - * - * @see #leastSignificantBit - * @see #bitWidth - */ - public void setMask(long mask) - { - leastSignificantBit = 0; - bitWidth = 0; - if (mask == 0) return; - long shiftMask = mask; - for (; (shiftMask&1) == 0; shiftMask >>>=1) leastSignificantBit++; - for (; (shiftMask&1) != 0; shiftMask >>>=1) bitWidth++; - - if (shiftMask != 0) - throw new IllegalArgumentException("mask must be continuous"); - } - - /** - * Calculate the bit mask based on the values of the - * leastSignificantBit and bitWidth fields. - */ - public long toMask() - { - return ((1<<bitWidth)-1) << leastSignificantBit; - } -} diff --git a/libjava/gnu/gcj/awt/Buffers.java b/libjava/gnu/gcj/awt/Buffers.java deleted file mode 100644 index ca08710a14b..00000000000 --- a/libjava/gnu/gcj/awt/Buffers.java +++ /dev/null @@ -1,168 +0,0 @@ -/* Copyright (C) 2000 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -package gnu.gcj.awt; - -import java.awt.image.*; - -/** - * Utility class for creating and accessing data buffers of arbitrary - * data types. - */ -public final class Buffers -{ - /** - * Create a data buffer of a particular type. - * - * @param dataType the desired data type of the buffer. - * @param data an array containing data, or null - * @param size the size of the data buffer bank - */ - public static DataBuffer createBuffer(int dataType, Object data, - int size) - { - if (data == null) return createBuffer(dataType, size, 1); - - return createBufferFromData(dataType, data, size); - } - - - /** - * Create a data buffer of a particular type. - * - * @param dataType the desired data type of the buffer. - * @param size the size of the data buffer bank - */ - public static DataBuffer createBuffer(int dataType, int size) { - return createBuffer(dataType, size, 1); - } - - /** - * Create a data buffer of a particular type. - * - * @param dataType the desired data type of the buffer. - * @param size the size of the data buffer bank - * @param numBanks the number of banks the buffer should have - */ - public static DataBuffer createBuffer(int dataType, int size, int numBanks) - { - switch (dataType) - { - case DataBuffer.TYPE_BYTE: - return new DataBufferByte(size, numBanks); - case DataBuffer.TYPE_USHORT: - return new DataBufferUShort(size, numBanks); - case DataBuffer.TYPE_INT: - return new DataBufferInt(size, numBanks); - default: - throw new UnsupportedOperationException(); - } - } - - /** - * Create a data buffer of a particular type. - * - * @param dataType the desired data type of the buffer - * @param data an array containing the data - * @param size the size of the data buffer bank - */ - public static DataBuffer createBufferFromData(int dataType, Object data, - int size) - { - switch (dataType) - { - case DataBuffer.TYPE_BYTE: - return new DataBufferByte((byte[]) data, size); - case DataBuffer.TYPE_USHORT: - return new DataBufferUShort((short[]) data, size); - case DataBuffer.TYPE_INT: - return new DataBufferInt((int[]) data, size); - default: - throw new UnsupportedOperationException(); - } - } - - /** - * Return the data array of a data buffer, regardless of the data - * type. - * - * @return an array of primitive values. The actual array type - * depends on the data type of the buffer. - */ - public static Object getData(DataBuffer buffer) - { - if (buffer instanceof DataBufferByte) - return ((DataBufferByte) buffer).getData(); - if (buffer instanceof DataBufferUShort) - return ((DataBufferUShort) buffer).getData(); - if (buffer instanceof DataBufferInt) - return ((DataBufferInt) buffer).getData(); - throw new ClassCastException("Unknown data buffer type"); - } - - - /** - * Copy data from array contained in data buffer, much like - * System.arraycopy. Create a suitable destination array if the - * given destination array is null. - */ - public static Object getData(DataBuffer src, int srcOffset, - Object dest, int destOffset, - int length) - { - Object from; - if (src instanceof DataBufferByte) - { - from = ((DataBufferByte) src).getData(); - if (dest == null) dest = new byte[length+destOffset]; - } - else if (src instanceof DataBufferUShort) - { - from = ((DataBufferUShort) src).getData(); - if (dest == null) dest = new short[length+destOffset]; - } - else if (src instanceof DataBufferInt) - { - from = ((DataBufferInt) src).getData(); - if (dest == null) dest = new int[length+destOffset]; - } - else - { - throw new ClassCastException("Unknown data buffer type"); - } - - System.arraycopy(from, srcOffset, dest, destOffset, length); - return dest; - } - - /** - * @param bits the width of a data element measured in bits - * - * @return the smallest data type that can store data elements of - * the given number of bits, without any truncation. - */ - public static int smallestAppropriateTransferType(int bits) - { - if (bits <= 8) - { - return DataBuffer.TYPE_BYTE; - } - else if (bits <= 16) - { - return DataBuffer.TYPE_USHORT; - } - else if (bits <= 32) - { - return DataBuffer.TYPE_INT; - } - else - { - return DataBuffer.TYPE_UNDEFINED; - } - } -} diff --git a/libjava/gnu/gcj/awt/ComponentDataBlitOp.java b/libjava/gnu/gcj/awt/ComponentDataBlitOp.java deleted file mode 100644 index 1756045ae31..00000000000 --- a/libjava/gnu/gcj/awt/ComponentDataBlitOp.java +++ /dev/null @@ -1,123 +0,0 @@ -/* Copyright (C) 2000 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -package gnu.gcj.awt; - -import java.awt.geom.*; -import java.awt.image.*; -import java.awt.RenderingHints; - -/** - * This raster copy operation assumes that both source and destination - * sample models are tightly pixel packed and contain the same number - * of bands. - * - * @throws java.lang.ClassCastException if the sample models of the - * rasters are not of type ComponentSampleModel. - * - * @author Rolf W. Rasmussen <rolfwr@ii.uib.no> - */ -public class ComponentDataBlitOp implements RasterOp -{ - public static ComponentDataBlitOp INSTANCE = new ComponentDataBlitOp(); - - public WritableRaster filter(Raster src, WritableRaster dest) - { - if (dest == null) - dest = createCompatibleDestRaster(src); - - DataBuffer srcDB = src.getDataBuffer(); - DataBuffer destDB = dest.getDataBuffer(); - - ComponentSampleModel srcSM = (ComponentSampleModel) src.getSampleModel(); - ComponentSampleModel destSM = (ComponentSampleModel) dest.getSampleModel(); - - - // Calculate offset to data in the underlying arrays: - - int srcScanlineStride = srcSM.getScanlineStride(); - int destScanlineStride = destSM.getScanlineStride(); - int srcX = src.getMinX() - src.getSampleModelTranslateX(); - int srcY = src.getMinY() - src.getSampleModelTranslateY(); - int destX = dest.getMinX() - dest.getSampleModelTranslateX(); - int destY = dest.getMinY() - dest.getSampleModelTranslateY(); - - int numBands = srcSM.getNumBands(); - - /* We can't use getOffset(x, y) from the sample model since we - don't want the band offset added in. */ - - int srcOffset = - numBands*srcX + srcScanlineStride*srcY + // from sample model - srcDB.getOffset(); // from data buffer - - int destOffset = - numBands*destX + destScanlineStride*destY + // from sample model - destDB.getOffset(); // from data buffer - - // Determine how much, and how many times to blit. - - int rowSize = src.getWidth()*numBands; - int h = src.getHeight(); - - if ((rowSize == srcScanlineStride) && - (rowSize == destScanlineStride)) - { - // collapse scan line blits to one large blit. - rowSize *= h; - h = 1; - } - - - // Do blitting - - Object srcArray = Buffers.getData(srcDB); - Object destArray = Buffers.getData(destDB); - - for (int yd = 0; yd<h; yd++) - { - System.arraycopy(srcArray, srcOffset, - destArray, destOffset, - rowSize); - srcOffset += srcScanlineStride; - destOffset += destScanlineStride; - } - - - return dest; - } - - public Rectangle2D getBounds2D(Raster src) - { - return src.getBounds(); - } - - public WritableRaster createCompatibleDestRaster(Raster src) { - - /* FIXME: Maybe we should explicitly create a raster with a - tightly pixel packed sample model, rather than assuming - that the createCompatibleWritableRaster() method in Raster - will create one. */ - - return src.createCompatibleWritableRaster(); - } - - public Point2D getPoint2D(Point2D srcPoint, Point2D destPoint) - { - if (destPoint == null) - return (Point2D) srcPoint.clone(); - - destPoint.setLocation(srcPoint); - return destPoint; - } - - public RenderingHints getRenderingHints() - { - throw new UnsupportedOperationException("not implemented"); - } -} diff --git a/libjava/gnu/gcj/awt/GLightweightPeer.java b/libjava/gnu/gcj/awt/GLightweightPeer.java deleted file mode 100644 index 330004e7421..00000000000 --- a/libjava/gnu/gcj/awt/GLightweightPeer.java +++ /dev/null @@ -1,134 +0,0 @@ -/* Copyright (C) 2000 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -package gnu.gcj.awt; - -import java.awt.*; -import java.awt.peer.*; -import java.awt.image.*; - -/** - * @author Rolf W. Rasmussen <rolfwr@ii.uib.no> - */ -public class GLightweightPeer implements LightweightPeer -{ - public static final GLightweightPeer INSTANCE = new GLightweightPeer(); - - public GLightweightPeer() {} - - // -------- java.awt.peer.ComponentPeer implementation: - - public int checkImage(Image img, int width, int height, ImageObserver o) - { - return 0; - } - - public Image createImage(ImageProducer prod) - { - return null; - } - - public Image createImage(int width, int height) - { - return null; - } - - public void disable() {} - - public void dispose() {} - - public void enable() {} - - public GraphicsConfiguration getGraphicsConfiguration() - { - return null; - } - - public FontMetrics getFontMetrics(Font f) - { - return null; - } - - public Graphics getGraphics() - { - return null; - } - - public Point getLocationOnScreen() - { - return null; - } - - public Dimension getMinimumSize() - { - return null; - } - - public Dimension getPreferredSize() - { - return null; - } - - public Toolkit getToolkit() - { - return null; - } - - public void handleEvent(AWTEvent e) {} - - public void hide() {} - - public boolean isFocusTraversable() - { - return false; - } - - public Dimension minimumSize() - { - return null; - } - - public Dimension preferredSize() - { - return null; - } - - public void paint(Graphics graphics) {} - - public boolean prepareImage(Image img, int width, int height, - ImageObserver o) - { - return false; - } - - public void print(Graphics graphics) {} - - public void repaint(long tm, int x, int y, int width, int height) {} - - public void requestFocus() {} - - public void reshape(int x, int y, int width, int height) {} - - public void setBackground(Color color) {} - - public void setBounds(int x, int y, int width, int height) {} - - public void setCursor(Cursor cursor) {} - - public void setEnabled(boolean enabled) {} - - public void setEventMask(long eventMask) {} - - public void setFont(Font font) {} - - public void setForeground(Color color) {} - - public void setVisible(boolean visible) {} - - public void show() {} -} |
